Home / 19,863,322.10-29,794,983.15-17,721,811.70

Finding the Fourth Proportional to 19,863,322.10, 29,794,983.15 and 17,721,811.70

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Solution

The fourth proportional to 19,863,322.10, 29,794,983.15 and 17,721,811.70 is: 26,582,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863,322.10 : 29,794,983.15 = 17,721,811.70 : x
  2. Step 2: Convert to fraction form
    19,863,322.10/29,794,983.15 = 17,721,811.70/x
  3. Step 3: Cross multiply
    19,863,322.10x = 29,794,983.15 × 17,721,811.70
  4. Step 4: Simplify right side
    19,863,322.10x = 528,021,080,988,972.81
  5. Step 5: Solve for x
    x = 528,021,080,988,972.81/19,863,322.10
  6. Step 6: Final answer
    x = 26,582,717.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.